221776688

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{68281}}^1$

素因数の和:68325

約数の個数: 40

約数和(自身を含む): 508018080

約数和(自身を除く): 286241392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 68281, 136562, 273124, 477967, 546248, 955934, 1092496, 1911868, 1980149, 3823736, 3960298, 7647472, 7920596, 13861043, 15841192, 27722086, 31682384, 55444172, 110888344, 221776688]

約数ペア:

[(1, 221776688), (2, 110888344), (4, 55444172), (7, 31682384), (8, 27722086), (14, 15841192), (16, 13861043), (28, 7920596), (29, 7647472), (56, 3960298), (58, 3823736), (112, 1980149), (116, 1911868), (203, 1092496), (232, 955934), (406, 546248), (464, 477967), (812, 273124), (1624, 136562), (3248, 68281)]